Brake-shoe.



W. 0. FISHER.

BRAKE SHOE. APPLIOATION FILED AUG.14, 1912.

- Patented N011.11,1913.

IZVEIVTOR WITNESSES UNITED STATES PATENT curren- WILLIAM .C. FISHER, OFMIDDLETOWN, CONNECTICUT, ASSIGNOR TO THE RUSSELL MANUFACTURING COMPANY, OFMIDDLETOWN, CONNECTICUT.

V BRAKE-SHOE.

Specification of Letters Patent.

Patented Nv.'11,-19 13.

To all whom it may concern: means of binder threads, so as to form one Be it known that I, WILLIAM C. FISHER, a integral body or mass and this is treated citizen of the United statespresiding at with a hardening material such as heated Middletown, in-the county of Middlesex and sulfur and molasses.

. ,5 State of Connecticut, haveinvented certain The body portion of the shoe is shaped 55 new and useful Improvements in Brakeby means of a suitable former,'to conform Shoes and I do hereby declare the followto the curved face of the head 1 and the ing to be a full, clear, and exact description ends of the shoe are bent backwardly to of the invention, such as will enable others form offset portions 5 which rest against skilled in the art to which it appertains to the front faces of the offsetflanges 4. The I make and use the samea shoe is secured to the head by means of bolts Thisinvention' relates to improvements in 6 passing through holes 7 in the offset porbrakes and more particularly to shoes there tions of the shoe and its head. for, one object of the invention being to so In constructing the shoe, the superim- 15 construct a brake shoe as to enhance the posed plies may be conveniently formed by longevity of the same, and prevent the genfirst weaving the strands of asbestos coveration of heat. credv wire into-the form of a sheet and then A further object is to construct a brake folding the sheet back and forth upon itself. shoe in such manner that the noise and wear The plies which will be thus superim osed 20 incident to the use of shoes made partly or may be securely united by means of. bmder wholly of metal, shall be reduced to a minithreads. mum. With a brake shoe constructed and ap- A further object is to so construct a brake plied as hereinbefore described, a wearing shoe as to enhance the durability of the' face is afforded which will be yielding an 25 same; afford adequate frictional contact avoid thenoise and rattling incident to the with the wheel with a minimum amount of use of shoes having metal engaging surwear in a given length of time; and be faces. While the body of the shoe consists capable of quick and ready application and of woven fabric, still experience has shown renewal, that the same" is very durable and at the 30 I With these objects in view, the invention same time, adequate frictional engagement consists in certain novel features of conwith the wheel will be afforded to render the struction and combinations of parts as here shoe very efficient in the performance of its inafterset forth and pointed out in the functions. claims. I I Having fully. described my invention,

35 'In the accompanying drawings, Figure 1 what I claim asnew and desire to secure by is a view showing the application of'my im- Letters-Patent, provements; Fig. 2 is a separate view of 1. The 'combmation wlth a brake shoe the shoe, showing its appearance before be- .head having a concave face conform1ng to ing applied to the shoe head; and Fig. 3 is the wheel and provided at the opposite ends 40 a sectional View of th hoe, 7 I of the concave face with rearwardly prol represents a brake shoe head'to receive jecting offsets, of a shoe comprising supera shoe 2, said head having a curved frorit imposed plies of woven fabr c united into face 3 and providedat its ends with flanges a hardened compact mass, the body of the 4 which project rearwardly in inclined dishoe bemg shaped to conform to the shape 45 rect-ions so as to be offset from the ends of of the concavity in the head, and provided the curved'front face I with end portions adapted to overlie the The shoe 2 is made of asbestos fabric projecting offsets on the head, and means '(preferably containing wire in its strands) for seeming the offset ends of the shoe to and comprises a plurality of plies of such the offset ends of the head-,

50 fabric united throughout, preferably by 2. A wearing memberlfc'r a brake shoe,

composed of a plurality of superimposed In testimony whereof, I have signed this plies of Woven fabric containing a hardenspecification in the presence of two subing material, the said Wearing member bescribing witnesses.

ing shaped into a compact mass to conform WILLIAM C. FISHER. 5 to the curvature of the Wheel and provided Witnesses:

at its ends with ofl'sets for its attachment C. L. WILIJAMS,

to the brake shoe head. H. W. HUBBARD. 

